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Sylwester Nawrockibabde1c2012-08-22 20:09:18 -03001/*
2 * s3c24xx/s3c64xx SoC series Camera Interface (CAMIF) driver
3 *
4 * Copyright (C) 2012 Sylwester Nawrocki <sylvester.nawrocki@gmail.com>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9*/
10
11#ifndef MEDIA_S3C_CAMIF_
12#define MEDIA_S3C_CAMIF_
13
14#include <linux/i2c.h>
15#include <media/v4l2-mediabus.h>
16
17/**
18 * struct s3c_camif_sensor_info - an image sensor description
19 * @i2c_board_info: pointer to an I2C sensor subdevice board info
20 * @clock_frequency: frequency of the clock the host provides to a sensor
21 * @mbus_type: media bus type
22 * @i2c_bus_num: i2c control bus id the sensor is attached to
23 * @flags: the parallel bus flags defining signals polarity (V4L2_MBUS_*)
24 * @use_field: 1 if parallel bus FIELD signal is used (only s3c64xx)
25 */
26struct s3c_camif_sensor_info {
27 struct i2c_board_info i2c_board_info;
28 unsigned long clock_frequency;
29 enum v4l2_mbus_type mbus_type;
30 u16 i2c_bus_num;
31 u16 flags;
32 u8 use_field;
33};
34
35struct s3c_camif_plat_data {
36 struct s3c_camif_sensor_info sensor;
37 int (*gpio_get)(void);
38 int (*gpio_put)(void);
39};
40
41/* Platform default helper functions */
42int s3c_camif_gpio_get(void);
43int s3c_camif_gpio_put(void);
44
45#endif /* MEDIA_S3C_CAMIF_ */